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odm-sol11_sparc-Patch-6.2.1.300
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 Basic information
Release type: Patch
Release date: 2016-12-30
OS update support: None
Technote: None
Documentation: None
Popularity: 441 viewed    82 downloaded
Download size: 1.84 MB
Checksum: 3770259752

 Applies to one or more of the following products:
Storage Foundation 6.2 On Solaris 11 SPARC
Storage Foundation Cluster File System 6.2 On Solaris 11 SPARC
Storage Foundation for Oracle RAC 6.2 On Solaris 11 SPARC
Storage Foundation HA 6.2 On Solaris 11 SPARC

 Obsolete patches, incompatibilities, superseded patches, or other requirements:

This patch requires: Release date
sfha-sol11_sparc-MR-6.2.1 2015-04-24

 Fixes the following incidents:
3906065

 Patch ID:
VRTSodm-6.2.1.300

 Readme file  [Save As...]
                          * * * READ ME * * *
             * * * Veritas Oracle Disk Manager 6.2.1 * * *
                         * * * Patch 300 * * *
                         Patch Date: 2016-12-28


This document provides the following information:

   * PATCH NAME
   * OPERATING SYSTEMS SUPPORTED BY THE PATCH
   * PACKAGES AFFECTED BY THE PATCH
   * BASE PRODUCT VERSIONS FOR THE PATCH
   * SUMMARY OF INCIDENTS FIXED BY THE PATCH
   * DETAILS OF INCIDENTS FIXED BY THE PATCH
   * INSTALLATION PRE-REQUISITES
   * INSTALLING THE PATCH
   * REMOVING THE PATCH


PATCH NAME
----------
Veritas Oracle Disk Manager 6.2.1 Patch 300


OPERATING SYSTEMS SUPPORTED BY THE PATCH
----------------------------------------
Solaris 11 SPARC


PACKAGES AFFECTED BY THE PATCH
------------------------------
VRTSodm


BASE PRODUCT VERSIONS FOR THE PATCH
-----------------------------------
   * Symantec Storage Foundation 6.2
   * Symantec Storage Foundation Cluster File System HA 6.2
   * Symantec Storage Foundation for Oracle RAC 6.2
   * Symantec Storage Foundation HA 6.2


SUMMARY OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
Patch ID: 6.2.1.300
* 3906065 (3757609) CPU usage going high because of contention over ODM_IO_LOCK


DETAILS OF INCIDENTS FIXED BY THE PATCH
---------------------------------------
This patch fixes the following incidents:

Patch ID: 6.2.1.300

* 3906065 (Tracking ID: 3757609)

SYMPTOM:
High CPU usage because of contention over ODM_IO_LOCK

DESCRIPTION:
While performing ODM IO, to update some of the ODM counters we take
ODM_IO_LOCK which leads to contention from multiple  of iodones trying to update
 these counters at the same time. This is results in high CPU usage.

RESOLUTION:
Code modified to remove the lock contention.



INSTALLING THE PATCH
--------------------
Run the Installer script to automatically install the patch:
-----------------------------------------------------------
Please be noted that the installation of this P-Patch will cause downtime.

To install the patch perform the following steps on at least one node in the cluster:
1. Copy the patch odm-sol11_sparc-Patch-6.2.1.300.tar.gz to /tmp
2. Untar odm-sol11_sparc-Patch-6.2.1.300.tar.gz to /tmp/hf
    # mkdir /tmp/hf
    # cd /tmp/hf
    # gunzip /tmp/odm-sol11_sparc-Patch-6.2.1.300.tar.gz
    # tar xf /tmp/odm-sol11_sparc-Patch-6.2.1.300.tar
3. Install the hotfix(Please be noted that the installation of this P-Patch will cause downtime.)
    # pwd /tmp/hf
    # ./installVRTSodm621P3 [<host1> <host2>...]

You can also install this patch together with 6.2.1 maintenance release using Install Bundles
1. Download this patch and extract it to a directory
2. Change to the Veritas InfoScale 6.2.1 directory and invoke the installmr script
   with -patch_path option where -patch_path should point to the patch directory
    # ./installmr -patch_path [<path to this patch>] [<host1> <host2>...]

Install the patch manually:
--------------------------
1. pkg uninstall VRTSodm
2. pkg unset-publisher Symantec
3. pkg unset-publisher Veritas
4. pkg set-publisher -g <complete path of  package>      Veritas
5. pkg install --accept -g <complete path of package>      VRTSodm


REMOVING THE PATCH
------------------
1. pkg uninstall VRTSodm


SPECIAL INSTRUCTIONS
--------------------
NONE


OTHERS
------
NONE



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